complexpong.cpp Example File

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  #include <stdio.h>
  #include <stdlib.h>

  #include <QtCore/QCoreApplication>
  #include <QtCore/QTimer>
  #include <QtDBus/QtDBus>

  #include "ping-common.h"
  #include "complexpong.h"

  // the property
  QString Pong::value() const
  {
      return m_value;
  }

  void Pong::setValue(const QString &newValue)
  {
      m_value = newValue;
  }

  void Pong::quit()
  {
      QTimer::singleShot(0, QCoreApplication::instance(), &QCoreApplication::quit);
  }

  QDBusVariant Pong::query(const QString &query)
  {
      QString q = query.toLower();
      if (q == "hello")
          return QDBusVariant("World");
      if (q == "ping")
          return QDBusVariant("Pong");
      if (q.indexOf("the answer to life, the universe and everything") != -1)
          return QDBusVariant(42);
      if (q.indexOf("unladen swallow") != -1) {
          if (q.indexOf("european") != -1)
              return QDBusVariant(11.0);
          return QDBusVariant(QByteArray("african or european?"));
      }

      return QDBusVariant("Sorry, I don't know the answer");
  }

  int main(int argc, char **argv)
  {
      QCoreApplication app(argc, argv);

      QObject obj;
      Pong *pong = new Pong(&obj);
      QObject::connect(&app, &QCoreApplication::aboutToQuit, pong, &Pong::aboutToQuit);
      pong->setProperty("value", "initial value");
      QDBusConnection::sessionBus().registerObject("/", &obj);

      if (!QDBusConnection::sessionBus().registerService(SERVICE_NAME)) {
          fprintf(stderr, "%s\n",
                  qPrintable(QDBusConnection::sessionBus().lastError().message()));
          exit(1);
      }

      app.exec();
      return 0;
  }